Adding Whole Tens & Hundreds

Solve the addition problems below.

1) Solve
30+40=
2) Solve
60+60=
3) Solve
80+30=
4) Solve
80+80=
5) Solve
70+40=
6) Solve
40+60=
7) Solve
20+60=
8) Solve
40+50=
9) Solve
50+60=
10) Solve
20+70=
11) Solve
80+40=
12) Solve
20+70=
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